date of policy

例句：

1. 1.The company's new policy will take effect from January 1st.
   公司的新政策将从1月1日开始生效。
2. 2.The government has announced a new policy to combat climate change.
   政府宣布了一项新的政策来应对气候变化。
3. 3. The date of the policy meeting has been set for next Friday.
   政策会议的日期已经定在了下周五。